1991 World Table Tennis Championships – Men's singles
# 1991 World Table Tennis Championships – Men's singles

The 1991 World Table Tennis Championships men's singles was the 41st edition of the men's singles championship.

Jörgen Persson defeated Jan-Ove Waldner in the final, winning three sets to nil to secure the title.

## Results

| Round of 16 | Round of 16 | Round of 16 | Round of 16 | Round of 16 | Round of 16 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Jan-Ove Waldner | 21 | 21 | 21 | | | | | | | | | | | | | | | | | |
| Jörg Roßkopf | 18 | 17 | 18 | | | Waldner | 16 | 21 | 17 | 21 | 21 | | | | | | | | | |
| Wang Hao | 9 | 18 | 15 | | | Gatien | 21 | 15 | 21 | 15 | 14 | | | | | | | | | |
| Jean-Philippe Gatien | 21 | 21 | 21 | | | | | | | | | Waldner | 21 | 18 | 21 | 21 | | | | |
| Yoo Nam-kyu | 21 | 21 | 21 | | | | | | | | | Ma Wenge | 18 | 21 | 7 | 15 | | | | |
| Hiroshi Shibutani | 9 | 10 | 16 | | | Yoo Nam-kyu | 23 | 15 | 18 | 21 | 11 | | | | | | | | | |
| Chen Xinhua | 15 | 21 | 16 | 4 | | Ma Wenge | 21 | 21 | 21 | 18 | 21 | | | | | | | | | |
| Ma Wenge | 21 | 14 | 21 | 21 | | | | | | | | | | | | | Waldner | 19 | 18 | 18 |
| Andrzej Grubba | 21 | 21 | 21 | | | | | | | | | | | | | | Persson | 21 | 21 | 21 |
| Chen Zhibin | 16 | 19 | 6 | | | Grubba | 21 | 19 | 21 | 18 | 16 | | | | | | | | | |
| Jörgen Persson | 21 | 18 | 12 | 21 | 21 | Persson | 15 | 21 | 19 | 21 | 21 | | | | | | | | | |
| Jean-Michel Saive | 17 | 21 | 21 | 14 | 18 | | | | | | | Persson | 21 | 24 | 21 | | | | | |
| Xie Chaojie | 10 | 22 | 13 | 13 | | | | | | | | Kim Taek-soo | 12 | 22 | 18 | | | | | |
| Kim Taek-soo | 21 | 20 | 21 | 21 | | Kim Taek-soo | 18 | 21 | 9 | 21 | 21 | | | | | | | | | |
| Yu Shentong | 19 | 15 | 21 | 19 | | Lee Chul-seung | 21 | 12 | 21 | 16 | 13 | | | | | | | | | |
| Lee Chul-seung | 21 | 21 | 19 | 21 | | | | | | | | | | | | | | | | |
